1.
Darmawati Y, Mustadi A. The Effect of Problem-Based Learning on the Critical Thinking Skills of Elementary School Students. J. Prim. Edukasia [Internet]. 2023 Jul. 31 [cited 2025 May 8];11(2):142-51. Available from: https://journal.uny.ac.id/index.php/jpe/article/view/55620